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Problem set. Graph Theory Problems


IDTitleSourceAuthorsDifficulty

1004Sightseeing TripCentral European Olympiad in Informatics 19992356560

1008Image EncodingUSTU PhysTech Cup 20003918337

1016Cube on the WalkUSU Local Contest. 19991697772

1022Genealogical TreeAutumn School Contest 20009590137

1033LabyrinthUral Championship 19995731229

1035Cross-stitchUral Championship 199910061290

1040Airline CompanyUSU Championship 20001319979

1045Funny GameUSU Local Contest. March 20002496513

1056Computer NetNEERC 2000 Central Subregional2425527

1065FrontierNEERC 20008741375

1069Prufer CodeUSU Personal Contest 20012251523

1072RoutingUSU Personal Contest 20012487473

1076Trash1781656

1077Travelling Tours1037408

1080Map ColoringWinter Mathematical Festival Varna 20014615253

1085MeetingSpring School Contest 20011977584

1096Get the Right Route Plate!USU Local Contest. March 20011623675

1099Work Scheduling8251194

1106Two TeamsTetrahedron Team Online Contest May 2001534979

1109ConferenceBulgarian Online Contest September 20011703249

1119MetroAutumn School Contest 2001549778

1124MosaicUSU Championship 20011370310

1128Partition into GroupsUSU Championship 20011003422

1129Door PaintingUSU Championship 2001931454

1136ParliamentNEERC 2001 Central Subregional4236101

1137Bus RoutesNEERC 2001 Central Subregional1412301

1145Rope in the LabyrinthDSAP Vietnam Online Contest November 20011059400

1156Two RoundsUral Championship 2001. Round 21263336

1160NetworkNEERC 2001 Northern Subregional1379314

1162Currency ExchangeNEERC 2001 Northern Subregional916463

1176HyperchannelsUSU Personal Contest 20021160367

1182Team Them Up!NEERC 2001835509

1198Jobbery818546

1199Mouse1033555

1205By the Underground or by Foot?USU Local Contest. March 20021816236

1208Legendary Teams ContestUSU Local Contest. March 20022242191

1210Kind SpiritsAutumn School Contest 20022867151

1218Episode N-th: The Jedi TournamentUSU Championship 20021307330

1227Rally ChampionshipNEERC 2002 Central Subregional1376314

1237Evacuation PlanNEERC 2002458932

1242WerewolfUSU Personal Contest 20032012216

1250Sea BurialUSU Local Contest. March 2003605711

1254Die HardUSU Local Contest. March 2003669644

1270UnicubeUSU Championship 20031752388

1271Sailing DirectionsUSU Championship 2003854649

1272Non-Yekaterinburg SubwayUSU Championship 20032748160

1277Cops and ThievesNEERC 2003 Central Subregional552786

1280Topological SortingNEERC 2003 Central Subregional2885153

1281River BasinNEERC 2003 Central Subregional3121373

1291Gear-wheelsSpring School Contest 20041076409

1301Cube in LabyrinthUral Championship 1998590741

1314Chase in SubwayUral Championship 2004. Round 1858512

1315MDPAR and MIIARUral Championship 2004. Round 12141986

1320Graph DecompositionUral Championship 2004. Round 21398316

1323ClassmatesUral Championship 2004. Round 2536815

1325DirtUral Championship 2004. Round 2788557

1329Galactic HistoryAutumn School Contest 2004936473

1337BureaucracyAutumn School Contest 20042721588

1338AutomobilesUSU Championship 20042461757

1339BabiesUSU Championship 2004473931

1358CablesSpring School Contest 2005774574

1361Spaceology vs. ChronisticsUral Championship 2005. Round 21942209

1367Top SecretUral Championship 2005. Round 21383045

1379Cups TransportationUral Championship 2005. Round 1603738

1392Dreaming of Stars584761

1399Economical Director2710853

1400Cellular CharactersAutumn School Contest 2005827540

1416ConfidentialUSU Championship 20051057422

1419Maps of the Island WorldsUSU Championship 20053211361

1421Credit OperationsTimus Top Coders: First Challenge788549

1434Buses in VasyukiUSU Personal Contest 20064091042

1441From the History of Gringotts BankUral Championship 20063321267

1447Portkey NetworkUral Championship 20064021051

1449Credit Operations 2Timus Top Coders: Second Challenge2941415

1450Russian PipelinesTimus Top Coders: Second Challenge1437297

1479Scheduled CheckingPetrozavodsk Summer 2006. Ural+Orel Contest665429

1487Chinese FootballUSU Championship 20063131273

1500Pass LicensesNEERC 2006 Eastern Subregional629640

1505Oil TransferNEERC 2006 Eastern Subregional1302920

1527Bad RoadsPetrozavodsk Winter 2007. D.Gozman Contest2841349

1533Fat HobbitsUSU Personal Contest 20073471107

1544Classmates 3Ural Championship 20073191185

1557Network AttackPetrozavodsk Summer 2007. NSU Contest2141668

1569Networking the “Iset”USU Championship 20073501034

1575Yekaterinburg Subway 2Autumn School Contest 2007398910

1580Dean's DebtsAutumn School Contest 2007403899

1610CactusesUral Championship 20081841825

1623Fractal LabyrinthPetrozavodsk Winter 2008. ITMO Contest973178

1630TalismanUSU Championship 2008354919

1641DutiesAutumn School Contest 2008709463

1643Attack of the Dark FortressAutumn School Contest 2008715460

1651Shortest SubchainNEERC 2008 Eastern Subregional946348

1652Banking CrisisNEERC 2008 Eastern Subregional1212538

1664Pipeline TransportationPetrozavodsk Winter 2008. USU Contest1532011

1676Mortal KombatPetrozavodsk Summer 2008. USU Contest1861662

1691Algorithm ComplexityPetrozavodsk Winter 2009. USU Contest963016

1699Turning TurtlesPetrozavodsk Winter 2009. USU Contest2921058

1709Penguin-AviaUral Championship 20092014157

1721Two Sides of the Same CoinNEERC 2009 Eastern Subregional552533

1742Team buildingPetrozavodsk Summer 2009. Ufa SATU Contest969296

1770The Party of Ural ChampionsUral Championship 20101741538

1806Mobile TelegraphsNEERC 2010 Eastern Subregional432599

1833Hopes of RowingUral Championship 2011962347

1837Isenbaev's NumberUral Championship 2011418959

1847ZamkadyePetrozavodsk Summer 2010. USU Contest474151

1882Old NokiaUral Regional School Programming Contest 2011842486

1888Pilot Work ExperienceNEERC 2011 Eastern Subregional568403

1905Travel in TimeUral Championship 2012203957

1912Titan Ruins: Passing through WallsNEERC 2012 Eastern Subregional232840

1930Ivan's CarUral Regional School Programming Contest 20121112181

1934Black SpotUral FU Championship 2012655303

1966Cycling RoadsUral FU Personal Contest 2013291609

1980Road to InvestorUral Championship 2013320546

1982Electrification PlanUral FU Championship 20131357127

2013Neither shaken nor stirredNEERC 2014 Eastern Subregional201693

2017Best of a bad lotNEERC 2014 Eastern Subregional137994

2030Awesome Backup SystemUral Regional School Programming Contest 2014345409

2034CaravansUral Regional School Programming Contest 2014528270

2038Minimum Vertex CoverPetrozavodsk Summer 2014. Ural FU Dandelion Contest641939

2055Urban GeographyUral Championship 2015991199

2093All Roads Lead to SnowdriftUral FU Personal Contest 2014781122